To create a proof of a PowerPoint template
Step 1
Open Microsoft 365 PowerPoint (the online browser application for PowerPoint, not your desktop application). Then upload your PowerPoint template, or alternatively create your template directly in Microsoft 365 PowerPoint.
Click share at the top right.
Step 2
In the pop-up, click people you specify can edit and change the setting to Anyone with the link.
Step 3
Set whether you would like to allow editing of your PowerPoint Template and click Apply.
Step 4
Copy the link, then in PageProof create a web URL proof using the link.